package lianxi;

import java.util.Scanner;

public class Demo4 {
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        System.out.print("请输入一个年份");
        int year = input.nextInt();
        if ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0) {
            System.out.println(year + "年为闰年");
        }else {
            System.out.println(year + "年不是闰年");
        }
    }
}
